Theoretical Part, no programming (JAVA Question)
2. Show different steps of the following union operations applied on a new disjoint set containing numbers 1, 2, 3, ..., 9. Use union-by-size heuristic.
union (1,3)
union (3, 6)
union (2,5)
union (6, 9)
union (1,2)
union (7, 8)
union (4, 8)
union (8, 9)
union (9,5)